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EN 4131:2026

Aerospace series - Bolt, normal hexagonal head, coarse tolerance normal shank, medium length thread, in heat resisting nickel base alloy, aluminium IVD coated - Classification: 1 250 MPa (at ambient temperature) / 425 °C

Publication date:   Aug 3, 2026

General information

60.60   Standard published   Aug 26, 2026

CEN

ASD-STAN Aerospace

European Norm

49.030.20   Bolts, screws, studs

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Scope

This document specifies the characteristics of bolts, normal hexagonal head, coarse tolerance normal shank, medium length thread, in heat resisting nickel base alloy, aluminium IVD coated.
Classification: 1 250 MPa / 425 °C

Life cycle

PREVIOUSLY

WITHDRAWN
EN 4131:2009

WITHDRAWN
EN 4131:2009/AC:2010

NOW

PUBLISHED
EN 4131:2026
60.60 Standard published
Aug 26, 2026